:root {
    --primary: #2e7d32;
    --accent: #f57c00;
    --light: #f4f4f4;
    --dark: #333;
    --white: #fff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", Arial, sans-serif;
}
html {
    scroll-behavior: smooth;
}

body {
    line-height: 1.7;
    color: var(--dark);
    background-color: #ede5c3;
}

/* navbar */
.navbar {
    position: fixed;
    inset: 0 0 auto 0;
    height: 70px;
    background: rgba(0,0,0,0.65);
    backdrop-filter: blur(6px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 60px;
    z-index: 1000;
}

/* LOGO */
.logo {
    font-size: 24px;
    font-weight: 700;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-decoration: none;
    color: #fff;
    position: relative;
    z-index: 10;
}

.logo:hover {
    opacity: 0.9;
}
/* LOGO  chỉ dùng cho trang chủ*/
.logo a{
    font-size: 24px;
    font-weight: 700;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-decoration: none;
    color: #fff;
}

.logo span {
    color: #00ffcc;
}
/* MENU */
.nav-links {
    list-style: none;
    display: flex;
    gap: 28px;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    position: relative;
    padding-bottom: 6px;
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: #00ffcc;
    transition: width .3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* banner */
.banner {
    height: 100vh;
    background:
        linear-gradient(rgba(0,0,0,.45), rgba(0,0,0,.45)),
        url("../img/bg_dongnai.jpg") center / cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 70px;
}

.banner-content {
    animation: bannerFade 1.2s ease-out both;
}

@keyframes bannerFade {
    from {
        opacity: 0;
        transform: scale(1.05);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.banner-content h1 {
    font-size: 48px;
    color: #fff;
    margin-bottom: 14px;
}

.banner-content p {
    font-size: 20px;
    color: #eee;
}
/* page header*/
.page-header {
    margin-top: 70px; /* bằng chiều cao navbar */
    padding: 40px 20px 30px;
    background-color: #F2E094; /* nền da */
}
.page-header p {
    font-size: 16px;
    color: #6B5E3C; /* nâu nhạt */
    margin-bottom: 25px;
    max-width: 700px;
}
.page-header .container {
    max-width: 1100px;
    margin: auto;
}



/* section */
.section {
    padding: 80px 10%;
    text-align: center;
    animation: fadeUp .8s ease both;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
/*card*/
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0,0,0,.12);
    transition: transform .35s ease, box-shadow .35s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 55px rgba(0,0,0,.18);
}

.feature-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.feature-card h3 {
    margin: 18px 20px 10px;
}

.feature-card p {
    margin: 0 20px;
    color: #666;
}

.feature-card a {
    display: inline-block;
    margin: 20px;
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
}
/*quick view*/
.quick-view {
    display: inline-block;
    padding: 12px 24px;
    background-color: #ffffff;
    color: #2F7F6F;
    font-weight: 600;
    border-radius: 12px;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.quick-view:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.12);
}


.quick-view summary {
    cursor: pointer;
    font-weight: 600;
    color: #0073aa;
}

.quick-view ol {
    margin-top: 12px;
    padding-left: 20px;
}

.quick-view a {
    color: var(--primary);
    text-decoration: none;
}

.quick-view a:hover {
    text-decoration: underline;
}
/*CTA*/
.cta-box {
    max-width: 600px;
    margin: 80px auto;
    padding: 40px;
    border: 2px dashed #0f766e;
    border-radius: 16px;
    text-align: center;
    background: #f0fdfa;
}

.cta-box h2 {
    margin-bottom: 12px;
}

.cta-box a {
    color: #0f766e;
    font-weight: 600;
    text-decoration: none;
}

.cta-box a:hover {
    text-decoration: underline;
}
/*icon*/
.social-icons {
    display: flex;
    gap: 16px;
    margin-top: 12px;
}

/* Khung icon */
.social-icons a {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(255,255,255,0.15);

    display: flex;
    align-items: center;
    justify-content: center;

    transition: all 0.3s ease;
}

/* Ảnh icon */
.social-icons img {
    width: 26px;
    height: 26px;
    object-fit: contain;
}
.icon-zalo
{
    border-radius: 50%;
}

/* Hover */
.social-icons a:hover {
    transform: translateY(-5px) scale(1.05);
    background: #bbf7d0;
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}
.social-icons a {
    border-radius: 50%;
}
.social-icons a:hover img {
    filter: brightness(1.2);
}
/* ===== container nội dung section ===== */
.container {
    max-width: 1100px;
    margin: 40px auto;
    padding: 0 16px;
}

/* CARD */
.place-card {
    display: flex;
    gap: 20px;
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 24px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    scroll-margin-top: 90px; /* >= chiều cao navbar + khoảng thở */
}

.place-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

/* IMAGE */
.place-img {
    width: 280px;
    overflow: hidden;
    flex-shrink: 0;
}

.place-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.place-card:hover img {
    transform: scale(1.08);
}

/* CONTENT */
.place-content {
    padding: 20px;
}

.place-content h2 {
    margin: 0 0 10px;
    font-size: 22px;
    color: #222;
}

.place-content p {
    margin: 0;
    color: #555;
    line-height: 1.6;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .place-card {
        flex-direction: column;
    }

    .place-img {
        width: 100%;
        height: 200px;
    }
}


/* ===== TÁC GIẢ ===== */
.author-page {
    margin: 120px auto 0;   /* căn giữa ngang */
    display: flex;
    flex-direction: column;
    align-items: center;    /* căn giữa các khối con */
}


.author-title {
    text-align: center;
    margin-bottom: 40px;
    color: var(--primary);
}

.author-card {
    display: flex;
    gap: 40px;
    background: #fff;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    align-items: center;

    margin: 0 auto;        /* 👈 DÒNG QUAN TRỌNG */
    width: 100%;
    max-width: 900px;      /* giữ card gọn, không tràn */
}
.author-card:hover {
    transform: translateY(-5px);
    transition: 0.3s ease;
}


/* Ảnh */
.author-avatar img {
    width: 160px;
    height: 160px;
    object-fit: cover;
    border-radius: 50%;
    border: 5px solid var(--primary);
}

/* Thông tin */
.author-info p {
    margin-bottom: 10px;
    font-size: 16px;
}

/* Giới thiệu */
.author-desc {
    margin-top: 40px;
    padding: 25px;
    background: var(--light);
    border-left: 5px solid var(--accent);
    border-radius: 10px;
}

.author-desc h3 {
    margin-bottom: 10px;
    color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
    .author-card {
        flex-direction: column;
        text-align: center;
    }
}
/*maps box*/
.map-box {
    width: 100%;
    max-width: 350px;   /* chỉnh nhỏ gọn */
    height: 220px;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
}

.map-box iframe {
    width: 100%;
    height: 100%;
    border: none;
    pointer-events: none; /* không cho zoom trong iframe */
}

/* lớp phủ khi hover */
.map-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.35);
    color: #fff;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: 0.3s;
}

.map-box:hover .map-overlay {
    opacity: 1;
}



/*footer*/
.footer {
    background: linear-gradient(135deg, #0f766e, #064e3b);
    color: #fff;
    padding: 40px 0;
    margin-top: 60px;
}

.footer-container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
}

.footer h3,
.footer h4 {
    margin-bottom: 12px;
    color: #d1fae5;
}

.footer p {
    font-size: 14px;
    line-height: 1.6;
    color: #e5e7eb;
}

.footer ul {
    list-style: none;
    padding: 0;
}

.footer ul li {
    margin-bottom: 8px;
}

.footer ul li a {
    color: #e5e7eb;
    text-decoration: none;
    transition: 0.3s;
}

.footer ul li a:hover {
    color: #34d399;
    text-decoration: underline;
}

.footer-container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-logo {
    font-size: 22px;
    color: #ecfeff;
}

.footer p {
    font-size: 14px;
    line-height: 1.6;
    color: #f0fdfa;
}

/* Mạng xã hội */
.footer-social {
    text-align: center;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 12px;
}

.social-icons a {
    font-size: 26px;
    text-decoration: none;
    transition: transform 0.3s, opacity 0.3s;
}

.social-icons a:hover {
    transform: translateY(-4px);
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
}